Granulator for plastic particles

The utility model relates to a plastic particle cutting machine which comprises a machine body, a feeding port is formed in the side wall of the machine body, a discharging port is formed in the bottom of the machine body, a particle cutting mechanism is installed on the machine body, a driving roller is rotationally connected to the inner wall of the machine body, a first motor is fixed to the side wall of the machine body, and an output shaft of the first motor penetrates through the machine body and is fixed to the driving roller. A threaded rod rotationally connected with the machine body penetrates through the upper surface of the machine body and is in threaded connection with a sliding block slidably connected with the inner wall of the machine body, the side wall of the sliding block is rotationally connected with a driven roller, and a driving assembly used for driving the threaded rod to rotate is installed on the machine body. When material strips of different sizes need to be pelletized, a worker